Numbers 28:15-17 World English Bible (WEB)
15 Also, one male goat for a sin offering to Yahweh shall be offered in addition to the continual burnt offering and its drink offering.
16 “‘In the first month, on the fourteenth day of the month, is Yahweh’s Passover. 17 On the fifteenth day of this month shall be a feast. Unleavened bread shall be eaten for seven days.